PIN code 673001 – Kozhikode, Kerala

673001 is the PIN code of 3 post offices in Kozhikode district, Kerala, served by the Calicut RS SO sub office.

Post office	Type	Delivery	Division
Calicut RS SOMap	Post office	No	Calicut Division
Parappil SOMap	Post office	No	Calicut Division
Calicut HOMap	Head office	Yes	Calicut Division

Source: India Post PIN code directory (Open Government Data). Branch offices usually get mail through their sub or head office.